7 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... atrial injury from ... tachycardia ddx: AVNRT ... #electrocardiogram ... #diagnosis #ekg
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
AVNRT on Physical ... Exam In AVNRT, ... EKG of the same ... excludes other differentials ... #AVNRT #PhysicalExam
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
Supraventricular Tachycardia EKG ... distinguishing QRS from ... T wave in some ... @EM_RESUS #AVRT ... #ECG #Electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
ST elevation in aVR ... indistinguishable from ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... leads with STE in avR ... #electrocardiogram ... Interpretation #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... STE: "Pardee's sign ... depression in aVR ... depression in aVR ... #ekg #electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
is positive in aVR ... - Brugada's sign ... - The distance from ... #ekg #cardiology ... #diagnosis #electrocardiogram